... or per PUNCH,MISUMI standards -for molding and die manufacturer -good performance carbide die --processed by Dalian Guoyu Precision ... , ejector pins,piercing punches,ejector sleeves, die inserts,carbide pins,sprue pushing,locking blocksdie casting part, ... automobile die, precision plastic mould,punch die,air conditioning fin die, semi-conduct encapsulation mouldProcessing materials Copper, high speed ...